Cisco 7604-RSP720C-R Configuration Manual page 209

Chapter 7 Configuring vPCs
S e n d d o c u m e n t c o m m e n t s t o n e x u s 7 k - d o c f e e d b a c k @ c i s c o . c o m
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You must configure the peer-keepalive link before you configure the vPC peer link or the peer link will
Note
not come up. (See the
vPC peer-keepalive link and messages.)
You can configure a vPC peer link to configure two devices as vPCs peers. You must use the module in
order to configure a vPC peer link.
Note We recommend that you use the dedicated port mode when you configure a vPC peer link. For
information about the dedicated port mode, see
vPC Peer Link and I/O Modules Support
Only identical I/O modules on either side of a vPC peer link are supported. Using different I/O modules
on either side of a vPC peer link is not supported. Mixing I/O modules on the same side of a port channel
is also not supported.
link.
of a vPC peer link.
Table 7-1
vPC Primary
F1 I/O module
M1 I/O module
Figure 7-4
OL-23435-03
Features That You Must Manually Configure on the Primary and Secondary Devices, page 7-10
Configuring Layer 3 Backup Routes on a vPC Peer Link, page 7-11
"Peer-Keepalive Link and Messages" section on page 7-11
Table 7-1
Figure 7-4 to Figure 7-7 show the configurations that are supported and not supported on both sides
I/O Module Combinations Supported on Both Sides of a vPC Peer Link
Supported—Two F1 I/O Modules on Either Side of a vPC Peer Link
vPC Primary vPC Secondary
vPC Peer-link
S1
F1
vPC
Chapter 2, "Configuring Basic Interface Parameters."
displays the I/O modules that are supported on both sides of a vPC peer
vPC Secondary
F1 I/O module
M1 I/O module
S2
F1
Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x
Information About vPCs
for information on the
7-7